FAIR VALUE MEASUREMENTS (Tables)

6 Months Ended

Jun. 30, 2011

Available-for-Sale Securities Measured at Fair Value

The following tables summarize our available-for-sale securities measured at fair value:

	6/30/11		Level 1		Level 2		Level 3
	(Unaudited) (In thousands)
Mutual funds(1)	$	2,081	$	—	$	2,081	$	—
Commercial paper		142,862		—		142,862		—
U.S. Government and agency securities(2)		84,242		78,494		5,748		—
Asset-backed securities and collateralized mortgage obligations(3)		9,435		—		2,363		7,072
Total	$	238,620	$	78,494	$	153,054	$	7,072

	12/31/10		Level 1		Level 2		Level 3
	(Unaudited) (In thousands)
Mutual funds	$	2,007	$	—	$	2,007	$	—
U.S. Government and agency securities		269,161		269,161		—		—
Asset-backed securities and collateralized mortgage obligations		9,869		—		2,497		7,372
Corporate notes and bonds		4,168		—		4,168		—
Total	$	285,205	$	269,161	$	8,672	$	7,372

⁽¹⁾ Various U.S. equities and other investments managed under mutual funds.

⁽²⁾ Investments in U.S. Treasury securities with maturities of two years or less.

⁽³⁾ Asset-backed and mortgage-backed securities with maturities of up to 26 years.

Changes in Level 3 Instrument Measured on a Recurring Basis

The following is a summary of the changes in our Level 3 instrument measured on a recurring basis for the three-month and six-month periods ended June 30, 2011 and 2010:

	Three Months Ended June 30,						Six Months Ended June 30,
	2011			2010			2011			2010
	(Unaudited) (In thousands)
Balance at beginning of period	$	7,503		$	7,723		$	7,372		$	7,494
Total realized and unrealized gains (losses)		(39	)		397			465			1,277
Purchases, issuances and settlements		—			—			—			(111	)
Principal repayments		(392	)		(465	)		(765	)		(1,005	)
Balance at end of period	$	7,072		$	7,655		$	7,072		$	7,655

Estimated Fair Values of Financial Instruments

The estimated fair values of our other financial instruments are as follows:

	June 30, 2011				December 31, 2010
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
	(Unaudited)
	(In thousands)
Balance Sheet Instruments
Debt	$	81,862	$	82,283	$	55,295	$	56,180
Forward contracts, net	$	1,460	$	1,460	$	1,352	$	1,352